
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>Title</title>
</head>
<body>

    <form action="<%=application.getContextPath()%>/web/testParams3" method="post" >
        姓名：<input type="text" name="name"><br>
        用户名:<input type="text" name="username"><br>
        电话：<input type="text" name="tel"><br>
        <input type="submit" value="添加">
    </form>

</body>
</html>
